This is a test case for bug 64677. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". PASS String.prototype.toString.call(undefined) threw exception TypeError: Type error. PASS String.prototype.valueOf.call(undefined) threw exception TypeError: Type error. PASS String.prototype.charAt.call(undefined, 0) threw exception TypeError: Type error. PASS String.prototype.charCodeAt.call(undefined, 0) threw exception TypeError: Type error. PASS String.prototype.concat.call(undefined, 'five') threw exception TypeError: Type error. PASS String.prototype.indexOf.call(undefined, '2') threw exception TypeError: Type error. PASS String.prototype.lastIndexOf.call(undefined, '2') threw exception TypeError: Type error. PASS String.prototype.match.call(undefined, /2+/) threw exception TypeError: Type error. PASS String.prototype.replace.call(undefined, /2+/, '-') threw exception TypeError: Type error. PASS String.prototype.search.call(undefined, '4') threw exception TypeError: Type error. PASS String.prototype.slice.call(undefined, 1, 3) threw exception TypeError: Type error. PASS String.prototype.split.call(undefined, '2') threw exception TypeError: Type error. PASS String.prototype.slice.call(undefined, 1, 3) threw exception TypeError: Type error. PASS String.prototype.substr.call(undefined, 1, 3) threw exception TypeError: Type error. PASS String.prototype.substring.call(undefined, 1, 3) threw exception TypeError: Type error. PASS String.prototype.toLowerCase.call(undefined) threw exception TypeError: Type error. PASS String.prototype.toUpperCase.call(undefined) threw exception TypeError: Type error. PASS String.prototype.localeCompare.call(undefined, '1224') threw exception TypeError: Type error. PASS String.prototype.toLocaleLowerCase.call(undefined) threw exception TypeError: Type error. PASS String.prototype.toLocaleUpperCase.call(undefined) threw exception TypeError: Type error. PASS String.prototype.trim.call(undefined) threw exception TypeError: Type error. PASS String.prototype.toString.call(1224) threw exception TypeError: Type error. PASS String.prototype.valueOf.call(1224) threw exception TypeError: Type error. PASS String.prototype.charAt.call(1224, 0) is "1" PASS String.prototype.charCodeAt.call(1224, 0) is 0x31 PASS String.prototype.concat.call(1224, 'five') is "1224five" PASS String.prototype.indexOf.call(1224, '2') is 1 PASS String.prototype.lastIndexOf.call(1224, '2') is 2 PASS String.prototype.match.call(1224, /2+/) is ["22"] PASS String.prototype.replace.call(1224, /2+/, '-') is "1-4" PASS String.prototype.search.call(1224, '4') is 3 PASS String.prototype.slice.call(1224, 1, 3) is "22" PASS String.prototype.split.call(1224, '2') is ["1","","4"] PASS String.prototype.slice.call(1224, 1, 3) is "22" PASS String.prototype.substr.call(1224, 1, 3) is "224" PASS String.prototype.substring.call(1224, 1, 3) is "22" PASS String.prototype.toLowerCase.call(1224) is "1224" PASS String.prototype.toUpperCase.call(1224) is "1224" PASS String.prototype.localeCompare.call(1224, '1224') is 0 PASS String.prototype.toLocaleLowerCase.call(1224) is "1224" PASS String.prototype.toLocaleUpperCase.call(1224) is "1224" PASS String.prototype.trim.call(1224) is "1224" PASS successfullyParsed is true TEST COMPLETE